题目内容
| 4 |
| 9 |
| 15 |
| 16 |
| 5 |
| 6 |
分析:本题都变成乘法后直接约分求解.
解答:解:
×
÷
,
=
×
×
,
=
.
| 4 |
| 9 |
| 15 |
| 16 |
| 5 |
| 6 |
=
| 4 |
| 9 |
| 15 |
| 16 |
| 6 |
| 5 |
=
| 1 |
| 2 |
点评:本题是根据运算的法则直接求解,注意把结果化成最简分数.
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题目内容
| 4 |
| 9 |
| 15 |
| 16 |
| 5 |
| 6 |
| 4 |
| 9 |
| 15 |
| 16 |
| 5 |
| 6 |
| 4 |
| 9 |
| 15 |
| 16 |
| 6 |
| 5 |
| 1 |
| 2 |